CH.A.D.D. OnlineChildren and Adults with Attention Deficit DisorderThe nation's largest ADHD organization. This site contains great information on ADHD and it is updated frequently. CHADD has three current priority objectives: (1) to serve as a clearinghouse for evidence-based information on ADHD, (2) to serve as a local face-to-face family support group for families and individuals affected by ADHD, and (3) to serve as an advocate for appropriate public policies and public recognition in response to needs faced by families and individuals with ADHD.

National Attention Deficit Disorder AssociationNational Attention Deficit Disorder AssociationThe National Attention Deficit Disorder Association is especially focused on the needs of ADDults and young adults with ADD. Parents of children with ADD are also welcome This site provides a wide range of information about Attention Deficit Disorder and its related challenges. Information is presented in an orderly manner.

The Feingold Association of the United StatesThe Feingold Association of the United StatesThe Feingold Association of the United States is a non-profit, volunteer organization whose purpose is to support members in the implementation of the Feingold Program and to generate public awareness of the potential role of food and synthetic additives in the treatment of ADD/ADHD, Autism, and Learning Disabilities. The program is based on a diet eliminating synthetic colors, synthetic flavors, and the preservatives BHA, BHT and TBHQ.